Marine underwater surface mount light



FIG. 1 shows a perspective view of our design for a marine underwater surface mount light;

FIG. 2 shows a top view thereof,

FIG. 3 shows a side elevational view thereof;

FIG. 4 shows an opposite side elevational view thereof; and,

FIG. 5 shows a bottom view thereof.

The elements shown in broken lines depict environmental structure only and form no part of the claimed design. 

The ornamental design for a marine underwater surface mount light, as shown and described. 